Finding the Fourth Proportional to 12,786,092.58, 19,186,705.52 and 4,704,743.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,786,092.58 : 19,186,705.52 = 4,704,743.24 : x
2. Step 2: Convert to fraction form
   12,786,092.58/19,186,705.52 = 4,704,743.24/x
3. Step 3: Cross multiply
   12,786,092.58x = 19,186,705.52 × 4,704,743.24
4. Step 4: Simplify right side
   12,786,092.58x = 90,268,522,973,633.45
5. Step 5: Solve for x
   x = 90,268,522,973,633.45/12,786,092.58
6. Step 6: Final answer
   x = 7,059,899.06